Add sanitised database dump tool to drupal websites.

src/_base/harness/config/commands.yml

@@ -315,3 +315,10 @@ command('lighthouse [--with-results]'):
   exec: |
     #!bash(workspace:/)|@
     passthru docker-compose run --rm lighthouse bash -i /app/run.sh
+
+command('db dump sanitised'):
+  env:
+    COMPOSE_PROJECT_NAME: = @('namespace')
+  exec: |
+    #!bash(workspace:/)
+    passthru docker-compose exec -u build console /app/tools/database/dump_sanitised.sh

src/drupal8/application/skeleton/tools/database/dump_sanitised.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+set -e -o pipefail
+
+curl --fail --silent --show-error --location --output /tmp/mtk-dump https://github.com/skpr/mtk/releases/download/v0.0.1/mtk-dump_linux_amd64
+chmod +x /tmp/mtk-dump
+
+if [ -L "$0" ] ; then
+    DIR="$(dirname "$(readlink -f "$0")")" ;
+else
+    DIR="$(dirname "$0")" ;
+fi
+
+# Workspace (default).
+BACKUP_DIR="/app/tools/assets/development"
+
+# Acquia.
+if [[ -n "$AH_SITE_ENVIRONMENT" ]]; then
+  BACKUP_DIR="/mnt/files/$AH_SITE_NAME.$AH_SITE_ENVIRONMENT/backups/sanitised"
+fi
+
+# Platform.sh.
+if [[ -n "$PLATFORM_BRANCH" ]]; then
+  BACKUP_DIR="~/drush-backups/sanitised"
+fi
+
+BACKUP_FILE="$BACKUP_DIR/dump_sanitised.sql"
+
+/tmp/mtk-dump \
+--config=$DIR/mtk.config.yml \
+--host=$DB_HOST \
+--user=$DB_USER \
+--password=$DB_PASS \
+$DB_NAME > $BACKUP_FILE

src/drupal8/application/skeleton/tools/database/mtk.config.yml

@@ -0,0 +1,22 @@
+---
+rewrite:
+  users_field_data:
+    mail: concat(uid, "@localhost")
+    pass: '"password"'
+
+nodata:
+  - cache*
+  - captcha_sessions
+  - history
+  - flood
+  - batch
+  - queue
+  - sessions
+  - semaphore
+  - search_api_task
+  - search_dataset
+  - search_index
+  - search_total
+
+ignore:
+  - __ACQUIA_MONITORING__